Tải Bài tập tiếng Anh lớp 9 Unit 7: Saving energy - Bài tập tự luận + trắc nghiệm tiếng Anh lớp 9 Unit 7

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Bài tập tiếng Anh lớp 9 Unit 7: Saving energy

I. Choose the word in each group that has the underlined part pronounced differently from the 
rest.

1. A. stopped B. weighed C. used D. climbed

2. A. entrance B. paddy C. bamboo D. banyan

3. A. grow B. open C. office D. moment

4. A. dormitory B. forward C. organization D. information

5. A. campus B. program C. exam D. parent

6. A. plough B. mountain C. south D. countryside

7. A. invite B. river C. shrine D. primary

8. A. behave B. medal C. refine D. rewrite

9. A. receive B. replace C. regularly D. reduce

10. A. label B. slavery C. late D. last

Đáp án

1. A 2. A 3. C 4. C 5. D

6. D 7. B 8. B 9. C 10. D

II. Choose the words that has a different stress pattern from the others.
1. A. garden B. ago C. youngest D. standard
2. A remain B. college C. quality D. scholar
3. A. occasion B. religion C. federation D. collection
4. A. economic B. encourage C. embroider D. experience

5. A. puppet B. unique C. tunic D. notice

Đáp án

1. B 2. A 3. C 4. A 5. B

III. Choose the best answer to complete these following sentences.

1. My classmates suggested playing chess but I prefer ________ hike and seek.

A. playing B. play C. played D to playing

2. You don’t like English food. What about ________Chinese food?

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3. I think we should ________ up our neighborhood.

A. to clean B. clean C. cleaning D. cleaned

4. Our teacher suggests ________a meeting to discuss about the solution to keep our environment
clean.

A. to hold B. hold C. holding D. held

5. Her former leader suggests that she should ________ harder to break her past records.

A. to train B. train C. training D. trained

6. The children volunteer to clean up the local park ________ there are lot of used cans and trash
there.

A. but B. because C. and D. so

7. Her mother took her to the zoo ________ it owed her some rare animals.

A. but B. because C. and D. so

8. The “Green Sunday” was short: ________, the students enjoyed it very much.

A. but B. because C. however D. although

9. Hoa missed the bus this morning, ________ she went to school late.

A. but B. so C. however D. and

10. Dioxins are dangerous chemicals________ they can cause cancer and birth defects.

A. but B. however C. because D. therefore

11. The children ate too much sweet ________ they get toothache easily.

A. so B. and C. but D. because

12. Organically grown fruits and vegetables may not look as perfect, ________ it’s good for your
health.

A. so B. and C. however D. therefore

13. Thousand s of gallons of water were polluted ________some body spilled the motor oil and it
swept into the ground.

A. because B. so C. and D. however

14. ________ we use less electricity, power plants will burn less fuel.

A. If B. So C. Therefore D. Because

15. Old newspapers can be used to make newspapers, ________ you can collect them and bring them
to the recycling center.

A. so B. because C. and D. therefore

16. Don’t use Styrofoam or aerosol spray ________ they both contain chlorofluorocarbons.

A. so B. because C. and

17. Pesticides are chemicals poisons used by farmers to kill weeds and insect pests, ________ some
pesticides are still in the food when it gets to the market.

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18. We use paper whenever we can, ________ the backs of envelopes or the clean backs of notebook
sheets are great for scrap paper.

A. so B. because C. but D. however

18. He didn’t go to school yesterday; ______.he had to ask his friends what they learned then.

A. but B. therefore C. and D. so

20. The countryside is very peaceful ________ the air is so fresh.

A. but B. and C. therefore D. because

21. Ba missed the Math test yesterday. ________, he will have to do it next week.

A. therefore B. but C. and D. because

22. My sister is very tired: ________, she still has to cook dinner for the family.

A. so B. however C. and D. as

23. She doesn’t look so pretty ________.She has soft voice.

A. and B. but C. so D. however

24. They don’t like the opera ________ it doesn’t look sound interesting.

A. and B. but C. because D. so

25. Daisy is very nice: ________, all her friends love her very much.

A. and B. so C. therefore D. because

26. Can you turn_________ the lights? It’s too dark.

A. on B. off C. in D. for

27. What are you looking ________? My picture book. I’ve lost it.

A. on B. off C. for D. after

28. There are ________ saving methods and inventions to use solar energy.
A. energetic B. energize C. energy D. power
29. I had to pay much money this month for the international________.

A. calls B. calling C. to call D. called
30. A new – conditioner will be ________ this morning.

A. to install B. installed C. installing D. to install.
31. Scientists are looking for an ________ way to educe energy consumption.

A. effect B. affection C. effective D. effectively
32. We can ________ easily in the daylight.

A. to read B. reading C. read D. readable
33. She won’t take all these suitcases ________ she likes to travel lightly

A. so B. but C. because D. and

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A. shortage B. short C. shorten D. shortening
35. What can we do to spend less ________ lighting?

A. in B. on C. about D. at

36. There will be a _______cut tomorrow in Bu Nho.

A. energetic B. energize C. energy D. power

37. Your house needs _________ right now it’s too old.

A. paint B. painted C. to paint D. painting

38. My father used to make me ________hard at night.

A. study B. to study C. studying D, studied

39. Will you _________for dinner one night.

A. across B. down C. over D. in

40. It is necessary that the government ________something about it immediately.

A. do B. did C. to do D. have done

41. He talks as if he_________ about it clearly.

A. know B. to know C. knowing D. knew

42. She _______ hard last night. She did her test perfectly this morning.
A. can have studied B. might have studied
C. should have studied D. must have studied
43. That’s the _______ interesting novel I’ve ever read.

A. more B. even C. most D. every
44. My color TV, _______ I bought 10 years ago, still gives beautiful pictures.

A. which B. that C. what D. X
45. He is very stubborn, so it will be difficult to _______ him to go.

A. persuade B. suggest C. make D. prevent
46. “Who is Mr. Medley?” “I have no idea. I’ve never heard _______ him”.

A. about B. from C. after D. of
47. Children are _______ to overcome problems.

A. determine B. determined C. determinant D. determination
48. They will be sent to work in America _______ their English is better next year.

A. when B. unless C. if D. because

49. I’ve never ______very well with my brother. We’ve got completely different personalities.
A. got off B. got on C. got away D. got up

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Đáp án

1. D 2. C 3. B 4. C 5. B

6. B 7. B 8. C 9. B 10. C

11. A 12. C 13. A 14. A 15. A

16. B 17. D 18. B 19. D 20. B

21. A 22. B 23. B 24. C 25. C

26. A 27. C 28. A 29. B 30. B

31. C 32. C 33. B 34. A 35. A

36. B 37. D 38. A 39. C 40. B

41. D 42. B 43. C 44. A 45. D

46. A 47. B 48. C 49. B 50. B

IV. Complete the conversations with expressions for suggestion.
1. A: I like having seafood for dinner.

B: ______________ go to the restaurant by the seaside?
2. A: I’m really tired.

B: I’m tired too. ______________ resting for a while?
3. A: ______________ travel around the town?

B: That’s a good idea. ______________ hiring a motorcycle. We’ll see a lot more that way.
4. A: I want to buy some souvenirs before we leave.

B: OK. ______________ go shopping after dinner.
5. A: What should I do to save electricity?

B: You ______________ turn on a lot of lights and remember to turn off television before going
to bed.

6. A: It’s a lovely day. ______________ go for a picnic?
B: No. I don’t want to. ______________ playing tennis.
Đáp án

1. Why don’t we 2. How/ What about

3. Why don’t we - How/ What about 4. Let’s

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V. Use the words given in the box to fill in the blanks to make a meaningful passage. There is
one extra word that you don’t need to use:

recycling/ nothing/ list/ vegetables/ something/ save/ trouble/ polluting/ taking.

Our environment is in (1) ______. Modern ways of living and today’s industries are (2) ______ it.
Most people think there is (3) ______ they can do. This is not true. Everyone can do something to
help (4) ______ our environment. Here is a (5) ______ of things you can do.

- Help to cut pollution by (6) ______ the bus to work instead of your car.
- Buy fruit and (7) ______ that have not been treated with pesticides.

- Recycle all your cans, bottles and paper. There should be a (8) ______ center somewhere near
your home, so take them there.

Most of the world’s energy comes from the sun. The sun’s energy is in wood, oil, and other
things that people use for energy.

Đáp án

1. trouble 2. polluting 3. nothing 4. save

5. list 6. taking 7. vegetables 8. recycling

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